US Bridges

T-472 over Little Kishacoquillas CR

Fair

Mifflin County, Pennsylvania · 1000 Ft N of SR 0655 · Structure no. 000000000026649

Built
1975
50 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
671
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-472 over Little Kishacoquillas CR is a prestressed concrete box beam or girders - multiple carrying T-472 over Little Kishacoquillas CR in Mifflin County, Pennsylvania. It was built in 1975, so it is 50 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 671 vehicles a day, roughly 10% of them trucks, projected to reach 745 by 2043. The structure is 47 ft (14.3 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-472
CrossesLittle Kishacoquillas CR
Location1000 Ft N of SR 0655
RouteCity Street 472
Coordinates40.60302, -77.74089
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width46 ft (14 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic671 (2023)
Projected traffic745 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-472 over Little Kishacoquillas CR built?

It was built in 1975, making it 50 years old in 2025.

What condition is T-472 over Little Kishacoquillas CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does T-472 over Little Kishacoquillas CR carry?

About 671 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is T-472 over Little Kishacoquillas CR?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 46 ft wide.

Who owns T-472 over Little Kishacoquillas CR?

It is owned by the Town or Township Highway Agency.